Added OG support

dist/modules/seo/buildMetadata.d.ts

@@ -17,12 +17,27 @@ export type PageMetadata = {
             url: string;
         }[];
         locale?: string;
+        /** Site/brand name for the OG card. */
+        siteName?: string;
         title: string;
+        /** 'website' | 'article' etc. Defaults to 'website'. */
+        type?: string;
+        /** Canonical URL of this page. */
+        url?: string;
     };
-    /** robots directives — set to noindex/follow for legal/thin/search pages. */
+    /**
+     * robots directives. Indexed pages get generous snippet/preview limits by
+     * default (Google shows richer results); noindex pages get index:false.
+     */
     robots?: {
         follow: boolean;
         index: boolean;
+        /** 'none' | 'standard' | 'large' — image preview size in results. */
+        'max-image-preview'?: 'large' | 'none' | 'standard';
+        /** Max text snippet length; -1 = no limit. Next maps to max-snippet. */
+        'max-snippet'?: number;
+        /** Max video preview seconds; -1 = no limit. */
+        'max-video-preview'?: number;
     };
     title: string;
 };